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Posted to issues@hbase.apache.org by "Bo Cui (Jira)" <ji...@apache.org> on 2020/08/27 11:45:00 UTC

[jira] [Created] (HBASE-24962) Optimize BufferNode Lock

Bo Cui created HBASE-24962:
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             Summary: Optimize BufferNode Lock
                 Key: HBASE-24962
                 URL: https://issues.apache.org/jira/browse/HBASE-24962
             Project: HBase
          Issue Type: Bug
          Components: MTTR
    Affects Versions: 2.2.3, 3.0.0-alpha-1
            Reporter: Bo Cui


[https://github.com/apache/hbase/blob/047e0618d290a09a4a269b00548fe17691e31787/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/RemoteProcedureDispatcher.java#L373]

during startup, a large number of OpenRegionProcedures are generated, which are added to the BufferNode. However, the BufferNode has some "synchronized" methods, These methods may affect MTTR



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